Patent US2930116A successfully refreshed from Google Patents.
US2930116A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Reinforcing ring for expansion joint and method of making same
Assignee: BADGER Manufacturing Co
•
Filing: 1955-12-06
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Granted: 1960-03-29
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Expires: 1975-12-06
Abstract
No abstract record available.
Inventors
- 👤 John V Minges
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-04 17:58
CPC Classifications
F; F16; F16L; F16L51/00; F16L51/02; F16L51/025; F16L51/027; Y; Y10; Y10T; Y10T29/00; Y10T29/49; Y10T29/49826; Y10T29/49877; Y10T29/49893
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
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FR708598A
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US2489844A
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US2886885A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1963-03-29 | 1963-09-28 | 1964-03-29 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1967-03-29 | 1967-09-28 | 1968-03-29 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1971-03-29 | 1971-09-28 | 1972-03-29 | $7700.00 | Window Closed / Lapsed |